Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729324 | Inhalation actuated device for use with metered dose inhalers (MDIs) | Robert A. Casper, Frank A. Leith, John M. Snow, Zachary Wood Lyon | 2004-05-04 |
| 6672304 | Inhalation actuated device for use with metered dose inhalers (MDIs) | Robert A. Casper, Frank A. Leith | 2004-01-06 |